Kaley Cuoco attends the Hennessy Toasts Achievements In Music event with GRAMMY Host LL Cool J and Mark Burnett at The Bazaar at the SLS Hotel Beverly Hills on February 9, 2013 in Los Angeles, California.

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Kaley Cuoco arrives at the 55th Annual Grammy Awards at the Staples Center on February 10, 2013 in Los Angeles, California.

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Kaley Cuoco attends the Academy Of Television Arts & Sciences 22nd annual Hall Of Fame induction gala at The Beverly Hilton Hotel on March 11, 2013 in Beverly Hills, California.

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Kaley Cuoco arrives at the 30th Annual PaleyFest: The William S. Paley Television Festival - "The Big Bang Theory" held at Saban Theatre on March 13, 2013 in Beverly Hills, California.

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Kaley Cuoco arrives at the 21st Annual 'A Night At Sardi's' to benefit the Alzheimer's Association at The Beverly Hilton Hotel on March 20, 2013 in Beverly Hills, California.

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Kaley Cuoco attends The Humane Society of the United States 2013 Genesis Awards Benefit Gala at The Beverly Hilton Hotel on March 23, 2013 in Los Angeles, California.